201681795

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{16141}}^1$

素因数の和:16180

約数の個数: 48

約数和(自身を含む): 397480608

約数和(自身を除く): 195798813

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 16141, 48423, 80705, 112987, 242115, 274397, 338961, 564935, 790909, 823191, 1371985, 1694805, 1920779, 2372727, 3954545, 4115955, 5762337, 9603895, 11863635, 13445453, 28811685, 40336359, 67227265, 201681795]

約数ペア:

[(1, 201681795), (3, 67227265), (5, 40336359), (7, 28811685), (15, 13445453), (17, 11863635), (21, 9603895), (35, 5762337), (49, 4115955), (51, 3954545), (85, 2372727), (105, 1920779), (119, 1694805), (147, 1371985), (245, 823191), (255, 790909), (357, 564935), (595, 338961), (735, 274397), (833, 242115), (1785, 112987), (2499, 80705), (4165, 48423), (12495, 16141)]